Exponential Equation Which Can Be Used To Model
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the equation of the exponential function for the given graph.
y = 2(2)x
y = 2(1)x
y = 1(1/2)x
y = 2x
Tags
CCSS.HSF.LE.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the equation of the exponential function for the given graph.
y = 3x
y = 2(1/3)x
y = (1/3)x
y = -1(1/3)x
Tags
CCSS.HSF.LE.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A tennis tournament begins with 128 players. At the end of round one, there will be 64 players. There are 32 players at the end of round 2 and 16 players remaining after round 3. Write the equation that best models this situation.
y = -64x + 128
y = 0.5x + 128
y = 128(0.5)x
y = 128(2)x
Tags
CCSS.HSF.LE.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation describes the story below?
You have $5 and triple your money every day.
y=5(3)x
y=5x
y=5(3x)
y=15x
Tags
CCSS.HSF.LE.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write an exponential function to model the situation. Solve.
2) The cost of tuition at a college is $12,000 and is increasing at a rate of 6% per year. What will the cost be after 4 years?
C(t) = 12000(1.06)t ; $3149.72
C(t) = 12000(.06)t ; $3149.72
C(t) = 12000(.06)t ; $1472.95
C(t) = 12000(1.06)t ; $15149.72
Tags
CCSS.HSF.LE.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the equation of the exponential function for the given table.
y = 1(4)x
y = 1(1/4)x
y = 4(4)x
y = 1/4(1)x
Tags
CCSS.HSF.LE.A.2
7.
DRAG AND DROP QUESTION
1 min • 1 pt
In March, 2020, before the Covid-19 lockdown, 1,200,000 Texans had applied for unemployment. During the COVID-19 lockdown, the number of people applying for unemployment increased by 4% each month. What exponential function can be used to find the number of people applying for unemployment after x months of COVID-19 lockdown?
Tags
CCSS.HSF.LE.A.2
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